On this day in 1965, Alexey Leonov was the first person to conduct a spacewalk. His spacewalk lasted 12 minutes and was an historic milestone in human space activity.
— UNOOSA (@UNOOSA) March 18, 2018
In 2015 we were honoured to have him visit us at @UNOOSA and @UN_Vienna for a special #COPUOS celebration. pic.twitter.com/cL3uJhu5Eo